Base | Representation |
---|---|
bin | 10110110000111001… |
… | …01011111011100111 |
3 | 1011112201121001110020 |
4 | 23120130223323213 |
5 | 200012130130343 |
6 | 5340413330223 |
7 | 611566422051 |
oct | 133034537347 |
9 | 34481531406 |
10 | 12221333223 |
11 | 52016955a0 |
12 | 2450a96973 |
13 | 11c9c7b028 |
14 | 83d1948d1 |
15 | 4b7de0b83 |
hex | 2d872bee7 |
12221333223 has 8 divisors (see below), whose sum is σ = 17776484736. Its totient is φ = 7406868600.
The previous prime is 12221333203. The next prime is 12221333237. The reversal of 12221333223 is 32233312221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12221333223 - 25 = 12221333191 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12221333193 and 12221333202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12221333203) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185171683 + ... + 185171748.
It is an arithmetic number, because the mean of its divisors is an integer number (2222060592).
Almost surely, 212221333223 is an apocalyptic number.
12221333223 is a deficient number, since it is larger than the sum of its proper divisors (5555151513).
12221333223 is a wasteful number, since it uses less digits than its factorization.
12221333223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 370343445.
The product of its digits is 2592, while the sum is 24.
Adding to 12221333223 its reverse (32233312221), we get a palindrome (44454645444).
The spelling of 12221333223 in words is "twelve billion, two hundred twenty-one million, three hundred thirty-three thousand, two hundred twenty-three".
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